Invention Grant
US1212905A Wire-gate-holding device. 失效
电线控制装置。

  • Patent Title: Wire-gate-holding device.
  • Patent Title (中): 电线控制装置。
  • Application No.: US12242916
    Application Date: 1916-09-27
  • Publication No.: US1212905A
    Publication Date: 1917-01-16
  • Inventor: CHMELAR JOSEPH M
  • Applicant: CHMELAR JOSEPH M
  • Assignee: Joseph M Chmelar
  • Current Assignee: Joseph M Chmelar
  • Priority: US12242916 1916-09-27
Wire-gate-holding device.
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